snowden should be locked up if not hung. there is a lot of passion around this subject. i think that on the whole, greenwald as journalist and snowden as the leaker have forced us to face to have a debate that is long overdue. and to deal with the fact that there is inadequate accountability for the kind of information gathering that goes on in our intelligence community. i think sometimes people like glen greenwald or julian assange bring us brokers of information for one reason or another wouldn't get and they serve a purpose by goting us when we slack and we do. newspapers are put out by human beings and human beings make mistakes. i think, yes, there is uneasy and sometimes contentious but we co-exist and sometim-- >> we'll put a link up on cnn's "reliable sources" website. bill keller, thank you for coming in today and joining us. >> next, my conversation with glenn greenwald on why he thinks bill keller and "the new york times" had formula for journalism exactly backward. ♪ norfolk southern what's your function? ♪